【hexagonal_number】什么意思_英语hexagonal_number的翻译_音标_读音_用法_例句_在线翻译

Hexagonal number

六边形数（六边形数是能排成正六边形的多边形数，第n个数为n(2n-1)。前十项为1, 6, 15, 28, 45, 66, 91, 120, 153, 190。同时也是第（2n - 1）个三角形数）

六边形数

... 六边形螺母: six-sided out 六边形数: hexagonal number 六边形扳手: hexagonal wrench ...

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短语

abstract: A hexagonal number is a figurate number. The nth hexagonal number will be the number of points in a hexagon with n regularly spaced points on a side.

以上来源于: WordNet

The universe (which others call the Library) is composed of an indefinite, perhaps infinite number of hexagonal galleries.

宇宙（其他人称之为图书馆）由不确定的、或许是无限的六角形廊道的数量。

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